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population_counts.py
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/
population_counts.py
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import os
import pandas as pd
from datetime import datetime
import os
from collections import Counter
dates_list = []
path_list = []
for file in os.listdir('output'):
if file.startswith('input_2'):
date = file.split('_')[-1][:-8]
datetime_object = pd.to_datetime(date)
dates_list.append(datetime_object)
path_list.append(file)
sorted_paths = [x for _,x in sorted(zip(dates_list,path_list))]
full_df = pd.read_feather(os.path.join('output', 'input_2019-01-01.feather'))
full_df = full_df.set_index('patient_id')
for file in sorted_paths:
df = pd.read_feather(os.path.join('output', file))
df = df.set_index('patient_id')
#update existing values in full_df
full_df.update(df)
#add new rows to full_df
existing_id = list(full_df.index)
df = df[~df.index.isin(existing_id)]
full_df = pd.concat([full_df, df])
def calculate_imd_group(df):
imd_column = pd.to_numeric(df["imd"])
df["imd"] = pd.qcut(imd_column, q=5,duplicates="drop", labels=['Most deprived', '2', '3', '4', 'Least deprived'])
return df
full_df = calculate_imd_group(full_df)
unique_practices = full_df['practice'].unique()
total_count_df = pd.DataFrame([['total', len(full_df)], ['practice', len(unique_practices)]], columns=['pop', 'count'])
total_count_df.to_csv('output/total_count.csv')
for column in ['sex', 'age_band', 'ethnicity', 'imd', 'region', 'learning_disability']:
count = Counter(full_df[column])
count_df = pd.DataFrame.from_dict(count, orient='index')
count_df.to_csv(f'output/{column}_count.csv')